Side by side

Differs

Breitling Top Time B01RB01761A1Q1

Breitling Top Time B01

Breitling Navitimer B01 Chronograph 41RB0139211Q1

Breitling Navitimer B01 Chronograph 41

General

Status: In production; In production
Introduced (differs): 2023; 2025
Retail price (differs): US$29,900; US$29,400

Case

Shape: Round; Round
Diameter: 41 mm; 41 mm
Thickness (differs): 13.3 mm; 13.6 mm
Lug width (differs): 20 mm; 22 mm
Material: 18k rose gold; 18k rose gold
Bezel: Not known; Slide rule
Caseback: Display (sapphire); Display (sapphire)
Crystal (differs): Sapphire; Sapphire, Domed, Anti-reflective on both sides
Crown: Push-pull; Push-pull
Water resistance (differs): 100 m; 30 m

Movement

Calibre: Breitling 01; Breitling 01
Type: Automatic; Automatic
Origin: In-house; In-house
Power reserve: 70 h; 70 h
Frequency: 28,800 vph (4 Hz); 28,800 vph (4 Hz)
Jewels (differs): 40; 47
Functions (differs): 30 minutes, 12 hours; 1/4th second, 30 minutes, 12 hours
Dial aperture
Complications (differs): Chronograph
Small seconds; Chronograph
Date
Slide rule
Small seconds

Dial

Colour: Bronze; Bronze
Pattern: Sunburst; Sunburst
Indices: Mixed; Mixed
Hands (differs): Baton; Syringe

Bracelet

Type: Leather strap; Leather strap
Name (differs): Black racing-themed calfskin leather strap; Brown alligator leather strap
Clasp: Folding clasp, 18k rose gold; Folding clasp, 18k rose gold
Strap colour (differs): Black; Brown